bn:17102439n
Noun Concept
Categories: Gastropod anatomy, Gastropod stubs
EN
streptoneury  Chiastoneural  Chiastoneurous  chiastoneury  streptoneural
EN
Streptoneury or chiastoneury is a plesiomorphic condition present in all gastropods which is a result of an evolutionary event called torsion in which the intestines, heart, nephridia, gills, and nerve cords "twist" causing some organs to migrate from the animal's left to its right in order to accommodate the relocation of the mantle cavity close to the animal's head. Wikipedia
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EN
Streptoneury or chiastoneury is a plesiomorphic condition present in all gastropods which is a result of an evolutionary event called torsion in which the intestines, heart, nephridia, gills, and nerve cords "twist" causing some organs to migrate from the animal's left to its right in order to accommodate the relocation of the mantle cavity close to the animal's head. Wikipedia
A plesiomorphic condition present in all gastropods in which the internal organs have undergone torsion from left to right in order to accommodate the relocation of the mantle cavity close to the animal's head. Wiktionary
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